Abstract
Linearized gravitational waves in Brans-Dicke and scalar-tensor theories carry negative energy. A gauge-invariant analysis shows that the background Minkowski space is stable at the classical level with respect to linear scalar and tensor inhomogeneous perturbations.
- Received 27 July 2004
DOI:https://doi.org/10.1103/PhysRevD.70.081501
©2004 American Physical Society